The most typical purpose of these associations or unions is “maintaining or enhancing the circumstances of their employment”. This could include the negotiation of wages, work guidelines, grievance procedures, guidelines governing hiring, firing, and promotion of workers, advantages, workplace safety and insurance policies. Some specialised businesses may also require licenses, either because of legal guidelines governing entry into certain trades, occupations or professions, that require particular schooling or to raise revenue for local governments. Professions that require particular licenses embrace legislation, medicine, piloting plane, promoting liquor, radio broadcasting, selling investment securities, promoting used cars, and roofing. Local jurisdictions may require…